The man who cannot wonder, who does not habitually wonder (and worship), were he President of innumerable Royal Societies, and carried the whole Mecanique Celeste and Hegel's Philosophy, and the epitome of all Laboratories and Observatories with their results, in his single head, is but a Pair of Spectacles behind which there is no Eye. Let those who have Eyes look through him, then he may be useful.

Not on morality, but on cookery, let us build our stronghold: there brandishing our frying-pan, as censer, let us offer sweet incense to the Devil, and live at ease on the fat things he has provided for his elect!

The great silent man! Looking round on the noisy inanity of the world,--words with little meaning, actions with little worth,--one loves to reflect on the great Empire of Silence.

Pin thy faith to no man's sleeve. Hast thou not two eyes of thy own?

It is not honest inquiry that makes anarchy; but it is error, insincerity, half belief and untruth that make it.

To know, to get into the truth of anything, is ever a mystic art, of which the best logic's can but babble on the surface.

A man--be the heavens ever praised!--is sufficient for himself.